Feature: 1. [Metal Detector] With voice alarm system and higher sensitivity, our metal detector detects objects faster and provides efficient and high capacity service suitable for all users, from beginners to experts in exploration and mining companies. 2. [Dual System Detection] Equipped with two types of research systems for more accurate results and depth measurement of targets. Scan land in a short time and measure with ease and efficiency. 3. [Accurate Location] Determine object position accurately, identify specific types of metals with frequency adjuster, and utilize remote search and accurate location detection systems for effective exploration. 4. [Efficient and Stable Performance] Utilizes microprocessor control chip for calibration and self testing, increasing efficiency and reducing labor strength. Easily scan and test for improved work efficiency. 5. [Wide Detection Range] This underground metal scanner can be used for detection of gold, silver, copper, stones, etc. within 1500m range and 30m underground detection depth. Specification: Item Type: Metal Detector Material: ABS Search Range: Approx. 1500m / 4921ft Detection Depth: Approx. 30m / 98.43ft Transmit Frequency: 5.6-6KHz Signal Frequency: 433.92-470Hz Receiver Battery: 12.6V Polymer Battery x 1, Battery Capacity: 1000mAh (Built in) Detector Battery: 12.6V Polymer Battery x 1, Battery Capacity: 1000mAh (Built in). Package List: 1 x Metal Detector 1 x Receiver 1 x Adapter 3 x Antenna 1 x Manual 1 x Adhesive Sticker 1 x Storage Box